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Fair Value Measurements (Schedule Of The Major Classes Of Liabilities Measured At Fair Value) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012
Derivative Liability [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
April 1, 2012	$ 2,763
Valuation of derivative liability	3,779
Mark to market adjustment	(1,016)
Balance at September 30, 2012	2,763
Warrants [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
April 1, 2012	7,517
Warrant issuance with Senior Convertible Notes	7,018
Warrant issuance with Senior Secured Term Loan	380
Mark to market adjustment	119
Balance at September 30, 2012	$ 7,517